*{
    margin: 0;
    padding: 0;
}
.left {
    float: left;
}
.right {
    float: right;
}
.container{
    width: 1156px;
    margin: 0 auto;
}
a{
    text-decoration: none;
}
body{
    background: rgb(240, 242, 245);
}
#top{
    width: 100%;
    height: 62px;
    padding-left: 30px;
    box-sizing: border-box;
    line-height: 62px;
   text-align: center;
   position: fixed;
   top:0;
   left: 0;
   z-index: 9999;
   background: #fff;
}
#top .left span{
    font-size: 16px;
    color: #000;
    font-weight: 500;
}
#top .right span{
    font-size: 14px;
    color: rgba(0,0,0,.6);
    line-height: 19px;
    margin-right: 15px;
}
#top .right span>a {
    font-size: 14px;
    color: #000;
}
#top .right>a {
    font-size: 14px;
    color: #000;
    margin-right: 15px;
}
#top img{
    width: 26px;
    height: 33px;
    vertical-align: middle;
}
.swiper{
    width: 100%;
    height: 397px;
margin-top: 62px;
}
.swiper img{
    width: 100%;
    height: 100%;
}
main .xiaomi{
    margin-top: 30px;
    display: flex;
    justify-content: space-around;
}
main .xiaomi_line{
    
    box-sizing: border-box;
    width: 295px;
    height: 150px;
    padding: 26px;
    border-radius: 3px;
    overflow: hidden;
    margin-right: 12px;
    transition: all .3s linear;
}
main .line_a{
    background: url(../img/line-a.png) no-repeat;
    background-size: 295px 150px;
}
main .line_b{
    background: url(../img/line-b.png) no-repeat;
    background-size: 295px 150px;
}
main .line_c{
    background: url(../img/line-c.png) no-repeat;
    background-size: 295px 150px;
}
main .line_d{
    background: url(../img/line-d.png) no-repeat;
    background-size: 295px 150px;
}
main .platform .pl_top h3{
    margin-top: 60px;
    margin-bottom: 30px;
    color: #333;
    font-weight: 500;
    font-size: 35px;
    text-align: center;
}
main .platform .pl_top p{
    margin-bottom: 15px;
    text-align: center;
    color: #999;
    font-size: 18px;
}
main .logo_wrap {
    width: 100%;
    overflow: hidden;
}
main .logo_wall{
height: 468px;
padding: 20px;
width: 1000px;
padding-top: 20px;
animation: rowloop 10s linear infinite normal;
opacity: 1;
}
// 动画
@keyframes rowloop {
    0% {}

    100% {
        transform: translate(-500px, 0);
    }
}
main .logo_wall:hover img {
opacity: 0.5;
}
main .logo_wall:hover {
    animation-play-state: paused; 
 
}
main .logo_wall    img:hover {
      opacity: 1; 
}
main .logo_row{
    width: 100%;
height: 468px;
}
main .logo_col{
    width: 100%;
    height: 112px;
    display: flex;
}
main li{
    list-style: none;
    float: left;
}
main .logo_col li{
    background-color: #fff;
    box-shadow: 0 0 10px 3px #f0f0f0;
    border-radius: 3px;
    display: flex;
    justify-content: center;
    align-items: center;
    width: 200px;
    height: 92px;
    margin: 0px 20px 20px 0px;
    transition: all .3s linear;
}
main .logo_col li img{
width: 100%;
height: 100%;
}
main .cooperation h3{
    text-align: center;
}
main .cooperation h3{
    margin-bottom: 30px;
    color: #333;
    font-size: 35px;
}
main .cooperation .box{
    display: flex;
}
main .cooperation .box .left{
    width: 600px;
    height: 452px;
    margin-right: 20px;
}
main .cooperation .box .right{
    width: 600px;
    height: 452px;
}
main .cooperation .box .left img {
width: 600px;
height: 271px;
margin-bottom: 20px;
}
main .cooperation .box .right img{
    width: 600px;
height: 271px;
margin-bottom: 20px;
}
main .cooperation .box h2{
    font-size: 18px;
    color: #000;
    margin-bottom: 13px;
    font-weight: 500;
}
main .cooperation .box p{
    font-size: 16px;
    line-height: 24px;
    color: #999;
    margin-bottom: 15px;
}
main .cooperation .box .p-b{
    margin-bottom: 34px!important;
}
main .cooperation .box  a{
    color: #32bac0;
    text-decoration: none;
    background-color: transparent;
    outline: none;
    cursor: pointer;
    font-size: 14px;
}
main .process{
    box-sizing: border-box;
    padding-top: 50px;
     margin-top: 60px;
    margin-top: 145px;
    height: 465px;
    background: rgb(42, 48, 86);
}
main .process h3{
    color: #fff;
    margin-bottom: 80px;
     font-weight: 500;
    font-size: 35px;
    text-align: center;
}
main .process img{
    width: 68px;
    height: 68px;
}
main .pro-wrap{
    text-align: center;
    width: 1091px;
    height: 204px;
}
main .process .item-img{
    display: inline-block;
    position: relative;
    width: 175px;
    height: 204px;
}
main .process .right-line{
    display: inline-block;
    width: 75px;
    opacity: .5;
    border-top: 1px solid #fff;
    position: absolute;
    top: 32px;
    left: 141.5px;
}
main .process .item-img .title{
    color: #fff;
    font-size: 18px;
    margin-bottom: 27px;
    margin: 20px 0px;
}
main .process .item-img p{
    color: #fff;
    font-size: 14px;
    opacity: .5;
    width: 175px;
    text-align: center;
    line-height: 24px;
}
main .process button{
    color:#fff;
    width: 275px;
    height: 50px;
    font-size: 23px;
    background-color: #32bac0;
}
main .video{
    width: 100%;
    height: 873px;
    position: relative;
    width: 100%;
    height: 873px;
    background-image: url(//cdn.cnbj1.fds.api.mi-img.com/iot-mi-com/prod/img/video_pic.ba89ad8b.jpg);
    background-size: 2871px 873px;
    background-position: 50% 50%;
}
main .video .video-play {
    padding-top: 240px;
}
 main .video  .play-button {
    display: inline-block;
    margin: 0 0 25px 50%;
    transform: translateX(-50%);
    width: 65px;
    height: 65px;
    text-align: center;
    cursor: pointer;
    background-image: url();
    background-size: contain;
    background-repeat: no-repeat;
    background-position: 50%;
}
main .video .video-play .video-slogan {
    display: inline-block;
    width: 100%;
    text-align: center;
    color: #eee;
    opacity: .99;
    font-size: 16px;
}
footer {
    width: 100%;
    background-color: rgba(0,0,0,.5)!important;
    position: absolute;
    bottom: 77px;
    left: 0;
    height: 250px;
}
footer .container{
    width: 100%;
    height: 250px;
    display: flex;
    justify-content: space-around;
    padding-top: 35px;
   box-sizing: border-box;
}
footer .container ul{
    width: 98px;
    height: 178px;
}
footer .title{
    font-size: 15px;
    color: #fff;
    margin-bottom: 23px;
    width: 100%;
    display: flex;
    
    justify-content: center;
    padding-top: 35px;
}
footer .link{
    color: hsla(0,0%,100%,.4);
    font-size: 14px;
    margin-bottom: 5px;
}
footer .footer-bottom{
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    height: 75px;
    font-size: 13px;
    border-top: 1px solid hsla(0,0%,100%,.1);
    color: hsla(0,0%,100%,.4);
    background-color: rgba(0,0,0,.5)!important;
}